25/03/2022: cloned https://scratch.mit.edu/projects/656624737/
Patience please!(and turbo mode please!) The top number shows how much pixels that have been skipped due to optimizations Check out this now defunct article on Wayback Machine! https://web.archive.org/web/20131231113057/https://en.wikipedia.org/wiki/Mandelbrot_set#Cardioid_.2F_bulb_checking 1:the Mandelbrot set is vertically symmetrical around 0. 2:the cardioid and the bulb can be skipped, cuz they will always be black. there are equation for cardioid and main bulb in the mentioned Wikipedia article